General Science • BiologyEasy
What is the protective fibrous connective tissue sheath that encloses the heart called?
A. Peritoneum
B. Pleura
C. Pericardium✓ Correct Answer
D. Meninges
💡 Solution & Explanation
The pericardium is a specialized double-layered fibroserous sac that encases the heart, anchoring it within the mediastinum while lubricating its movements with serous fluid. The pleura and peritoneum similarly protect and line the thoracic cavity and abdominal organs respectively, but do not enclose the cardiac muscle.
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